Annotate node only if there is no existing annotation

Signed-off-by: Ivan Kolodyazhny <[email protected]>
k8snetworkplumbingwg · Jan 25, 2022 · 687cbcb · 687cbcb
1 parent 8f52b7c
commit 687cbcb
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/pkg/daemon/daemon.go b/pkg/daemon/daemon.go
@@ -721,6 +721,11 @@ func (a GlogLogger) Logf(format string, v ...interface{}) {
 func (dn *Daemon) annotateNode(node, value string) error {
 	glog.Infof("annotateNode(): Annotate node %s with: %s", node, value)
 
+	// Check if node already contains annotation
+	if anno, ok := dn.node.Annotations[value]; ok && (anno == value) {
+		return nil
+	}
+
 	oldNode, err := dn.kubeClient.CoreV1().Nodes().Get(context.Background(), dn.name, metav1.GetOptions{})
 	if err != nil {
 		glog.Infof("annotateNode(): Failed to get node %s %v, retrying", node, err)